Partially revert change to not post AttemptRead() every Render().

media/renderers/video_renderer_impl.h

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef MEDIA_RENDERERS_VIDEO_RENDERER_IMPL_H_
 #define MEDIA_RENDERERS_VIDEO_RENDERER_IMPL_H_
 
 #include <deque>
 
 #include "base/memory/ref_counted.h"
@@ skipping 117 matching lines @@
 
   // Runs |statistics_cb_| with |frames_decoded_| and |frames_dropped_|, resets
   // them to 0, and then waits on |frame_available_| for up to the
   // |wait_duration|.
   void UpdateStatsAndWait_Locked(base::TimeDelta wait_duration);
 
   // Called after we've painted the first frame.  If |time_progressing_| is
   // false it Stop() on |sink_|.
   void MaybeStopSinkAfterFirstPaint();
 
-  // Returns true if there is no more room for additional buffered frames.  The
-  // overloaded method is the same, but allows skipping an internal call to
-  // EffectiveFramesQueued() if that value is already known.
+  // Returns true if there is no more room for additional buffered frames.
   bool HaveReachedBufferingCap();
-  bool HaveReachedBufferingCap(size_t effective_frames);
 
   // Starts or stops |sink_| respectively. Do not call while |lock_| is held.
   void StartSink();
   void StopSink();
 
   // Fires |ended_cb_| if there are no remaining usable frames and
   // |received_end_of_stream_| is true.  Sets |rendered_end_of_stream_| if it
   // does so.  Returns algorithm_->EffectiveFramesQueued().
   size_t MaybeFireEndedCallback();
 
@@ skipping 123 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<VideoRendererImpl> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoRendererImpl);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_RENDERERS_VIDEO_RENDERER_IMPL_H_